29731940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4007}}^1$

素因数の和:4076

約数の個数: 48

約数和(自身を含む): 72721152

約数和(自身を除く): 42989212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 4007, 7420, 8014, 16028, 20035, 28049, 40070, 56098, 80140, 112196, 140245, 212371, 280490, 424742, 560980, 849484, 1061855, 1486597, 2123710, 2973194, 4247420, 5946388, 7432985, 14865970, 29731940]

約数ペア:

[(1, 29731940), (2, 14865970), (4, 7432985), (5, 5946388), (7, 4247420), (10, 2973194), (14, 2123710), (20, 1486597), (28, 1061855), (35, 849484), (53, 560980), (70, 424742), (106, 280490), (140, 212371), (212, 140245), (265, 112196), (371, 80140), (530, 56098), (742, 40070), (1060, 28049), (1484, 20035), (1855, 16028), (3710, 8014), (4007, 7420)]